diff --git a/Cargo.toml b/Cargo.toml
index 10444c9..459220c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -101,6 +101,19 @@ pallet-session = { version = "43.0.0", default-features = false }
 # de mainnet. Sudo key interim = Foundation multisig humano (stable2509-3).
 pallet-sudo = { version = "43.0.0", default-features = false }
 
+# ============================================================
+# FRAME Phase 2 NPoS — FIX-6 Stage 2b (DC ORIGIN_CHAIN_NPOS_V1, stable2509-3)
+# ============================================================
+# INFRA DORMIDA (David ratificó NPoS-5 2026-06-12): set fijo vía invulnerables +
+# ForceEra::ForceNone hasta los 5 criterios empíricos de Phase 2 (CHN-1). La
+# emisión SÍ migra a EraPayout (resuelve la doble-emisión). Subset mínimo:
+# onchain::OnChainExecution como (Genesis)ElectionProvider + un VoterList trivial
+# — multi-phase + bags-list (NPoS-1/2) entran cuando se ACTIVE la elección
+# post-gates. Versiones verificadas audit-before-claims contra frame-support 43.0.2.
+pallet-staking = { version = "43.0.0", default-features = false }
+frame-election-provider-support = { version = "43.0.0", default-features = false }
+sp-staking = { version = "41.0.0", default-features = false }
+
 # ============================================================
 # Phase 3 — pallet-revive smart contracts per SBS-5 ratified
 # (supersedes CHN-6 v1.0 → CHN-6 v2.0 PolkaVM + ink! v6 + Solidity)
diff --git a/crates/origin-chain-runtime/Cargo.toml b/crates/origin-chain-runtime/Cargo.toml
index 248fead..108114d 100644
--- a/crates/origin-chain-runtime/Cargo.toml
+++ b/crates/origin-chain-runtime/Cargo.toml
@@ -44,6 +44,10 @@ pallet-session.workspace = true
 # (Root origin para dispatchables admin — sunset → governance real pre-mainnet)
 pallet-sudo.workspace = true
 
+# FIX-6 Stage 2b NPoS (DC ORIGIN_CHAIN_NPOS_V1) — deps en workspace catalog
+# (versiones verificadas contra stable2509-3). Se wirean aquí + std cuando se
+# cablee el Config de pallet_staking (sesión dedicada, cambio de consenso).
+
 # Charon custom pallets Phase 2.x (per DCs)
 # Phase 2.1 v0.0.15: pallet-origin-provenance scaffold canonical wired
 origin-chain-provenance.workspace = true